GOODS & SERVICES: New Ideas, Sep. 29, 1952

GOODS & SERVICES

Robot Elevators. In Evanston, Ill.'s Washington National Insurance Co. building, Otis Elevator installed an electronically controlled elevator system which, it says, makes self-service pushbutton cars practical in busy office buildings for the first time. Only 2½% more expensive to install than regular operator-run cars, the new system is controlled by an electrical brain which can regulate the elevators in busy morning hours to make a maximum of up trips and, at quitting time, to concentrate on down rides. Riders press a button to start the elevator and select their own...

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